xref: /llvm-project/clang/test/CodeGenOpenCLCXX/addrspace-of-this.clcpp (revision 158d72d728261c1e54dc77931372b2322c52849f)
1// RUN: %clang_cc1 %s -triple spir-unknown-unknown -emit-llvm -pedantic -verify -O0 -o - -DDECL | FileCheck %s --check-prefixes="COMMON,EXPL"
2// RUN: %clang_cc1 %s -triple spir-unknown-unknown -emit-llvm -pedantic -verify -O0 -o - -DDECL -DUSE_DEFLT | FileCheck %s --check-prefixes="COMMON,IMPL"
3// RUN: %clang_cc1 %s -triple spir-unknown-unknown -emit-llvm -pedantic -verify -O0 -o - | FileCheck %s --check-prefixes="COMMON,IMPL"
4// expected-no-diagnostics
5
6// Test that the 'this' pointer is in the __generic address space.
7
8#ifdef USE_DEFLT
9#define DEFAULT =default
10#else
11#define DEFAULT
12#endif
13
14class C {
15public:
16  int v;
17#ifdef DECL
18  C() DEFAULT;
19  C(C &&c) DEFAULT;
20  C(const C &c) DEFAULT;
21  C &operator=(const C &c) DEFAULT;
22  C &operator=(C &&c) & DEFAULT;
23#endif
24  C operator+(const C& c) {
25    v += c.v;
26    return *this;
27  }
28
29  int get() { return v; }
30
31  int outside();
32};
33
34#if defined(DECL) && !defined(USE_DEFLT)
35C::C() { v = 2; };
36
37C::C(C &&c) { v = c.v; }
38
39C::C(const C &c) { v = c.v; }
40
41C &C::operator=(const C &c) {
42  v = c.v;
43  return *this;
44}
45
46C &C::operator=(C &&c) & {
47  v = c.v;
48  return *this;
49}
50#endif
51
52int C::outside() {
53  return v;
54}
55
56extern C&& foo();
57
58__global C c;
59
60__kernel void test__global() {
61  int i = c.get();
62  int i2 = (&c)->get();
63  int i3 = c.outside();
64  C c1(c);
65  C c2;
66  c2 = c1;
67  C c3 = c1 + c2;
68  C c4(foo());
69  C c5 = foo();
70}
71
72// Test that the address space is __generic for all members
73// EXPL: @_ZNU3AS41CC2Ev(ptr addrspace(4) {{[^,]*}} %this)
74// EXPL: @_ZNU3AS41CC1Ev(ptr addrspace(4) {{[^,]*}} %this)
75// EXPL: @_ZNU3AS41CC2EOU3AS4S_(ptr addrspace(4) {{[^,]*}} %this
76// EXPL: @_ZNU3AS41CC1EOU3AS4S_(ptr addrspace(4) {{[^,]*}} %this
77// EXPL: @_ZNU3AS41CC2ERU3AS4KS_(ptr addrspace(4) {{[^,]*}} %this
78// EXPL: @_ZNU3AS41CC1ERU3AS4KS_(ptr addrspace(4) {{[^,]*}} %this
79// EXPL: @_ZNU3AS41CaSERU3AS4KS_(ptr addrspace(4) {{[^,]*}} %this
80// EXPL: @_ZNU3AS4R1CaSEOU3AS4S_(ptr addrspace(4) {{[^,]*}} %this
81// COMMON: @_ZNU3AS41C7outsideEv(ptr addrspace(4) {{[^,]*}} %this)
82
83// EXPL-LABEL: @__cxx_global_var_init()
84// EXPL: call spir_func void @_ZNU3AS41CC1Ev(ptr addrspace(4) {{[^,]*}} addrspacecast (ptr addrspace(1) @c to ptr addrspace(4)))
85
86// COMMON-LABEL: @test__global()
87
88// Test the address space of 'this' when invoking a method.
89// COMMON: call spir_func noundef i32 @_ZNU3AS41C3getEv(ptr addrspace(4) {{[^,]*}} addrspacecast (ptr addrspace(1) @c to ptr addrspace(4)))
90// Test the address space of 'this' when invoking a method using a pointer to the object.
91// COMMON: call spir_func noundef i32 @_ZNU3AS41C3getEv(ptr addrspace(4) {{[^,]*}} addrspacecast (ptr addrspace(1) @c to ptr addrspace(4)))
92
93// Test the address space of 'this' when invoking a method that is declared in the file contex.
94// COMMON: call spir_func noundef i32 @_ZNU3AS41C7outsideEv(ptr addrspace(4) {{[^,]*}} addrspacecast (ptr addrspace(1) @c to ptr addrspace(4)))
95
96// Test the address space of 'this' when invoking copy-constructor.
97// COMMON: [[C1GEN:%[.a-z0-9]+]] = addrspacecast ptr %c1 to ptr addrspace(4)
98// IMPL: call void @llvm.memcpy.p0.p4.i32(ptr {{.*}}%c1, ptr addrspace(4) {{.*}}addrspacecast (ptr addrspace(1) @c to ptr addrspace(4))
99// EXPL: call spir_func void @_ZNU3AS41CC1ERU3AS4KS_(ptr addrspace(4) {{[^,]*}} [[C1GEN]], ptr addrspace(4) noundef align 4 dereferenceable(4) addrspacecast (ptr addrspace(1) @c to ptr addrspace(4)))
100
101// Test the address space of 'this' when invoking a constructor.
102// EXPL:   [[C2GEN:%[.a-z0-9]+]] = addrspacecast ptr %c2 to ptr addrspace(4)
103// EXPL:   call spir_func void @_ZNU3AS41CC1Ev(ptr addrspace(4) {{[^,]*}} [[C2GEN]])
104
105// Test the address space of 'this' when invoking assignment operator.
106// COMMON:  [[C1GEN:%[.a-z0-9]+]] = addrspacecast ptr %c1 to ptr addrspace(4)
107// COMMON:  [[C2GEN:%[.a-z0-9]+]] = addrspacecast ptr %c2 to ptr addrspace(4)
108// EXPL: call spir_func noundef align 4 dereferenceable(4) ptr addrspace(4) @_ZNU3AS41CaSERU3AS4KS_(ptr addrspace(4) {{[^,]*}} [[C2GEN]], ptr addrspace(4) noundef align 4 dereferenceable(4) [[C1GEN]])
109// IMPL: call void @llvm.memcpy.p4.p4.i32(ptr addrspace(4) {{.*}}[[C2GEN]], ptr addrspace(4) {{.*}}[[C1GEN]]
110
111// Test the address space of 'this' when invoking the operator+
112// COMMON: [[C1GEN:%[.a-z0-9]+]] = addrspacecast ptr %c1 to ptr addrspace(4)
113// COMMON: [[C2GEN:%[.a-z0-9]+]] = addrspacecast ptr %c2 to ptr addrspace(4)
114// COMMON: call spir_func void @_ZNU3AS41CplERU3AS4KS_(ptr dead_on_unwind writable sret(%class.C) align 4 %c3, ptr addrspace(4) {{[^,]*}} [[C1GEN]], ptr addrspace(4) noundef align 4 dereferenceable(4) [[C2GEN]])
115
116// Test the address space of 'this' when invoking the move constructor
117// COMMON: [[C4GEN:%[.a-z0-9]+]] = addrspacecast ptr %c4 to ptr addrspace(4)
118// COMMON: [[CALL:%call[0-9]+]] = call spir_func noundef align 4 dereferenceable(4) ptr addrspace(4) @_Z3foov()
119// EXPL: call spir_func void @_ZNU3AS41CC1EOU3AS4S_(ptr addrspace(4) {{[^,]*}} [[C4GEN]], ptr addrspace(4) noundef align 4 dereferenceable(4) [[CALL]])
120// IMPL:  call void @llvm.memcpy.p0.p4.i32(ptr {{.*}}%c4, ptr addrspace(4) {{.*}}[[CALL]]
121
122// Test the address space of 'this' when invoking the move assignment
123// COMMON: [[C5GEN:%[.a-z0-9]+]] = addrspacecast ptr %c5 to ptr addrspace(4)
124// COMMON: [[CALL:%call[0-9]+]] = call spir_func noundef align 4 dereferenceable(4) ptr addrspace(4) @_Z3foov()
125// EXPL: call spir_func void @_ZNU3AS41CC1EOU3AS4S_(ptr addrspace(4) {{[^,]*}} [[C5GEN]], ptr addrspace(4) noundef align 4 dereferenceable(4) [[CALL]])
126// IMPL: call void @llvm.memcpy.p0.p4.i32(ptr {{.*}}%c5, ptr addrspace(4) {{.*}}[[CALL]]
127
128// Tests address space of inline members
129//COMMON: @_ZNU3AS41C3getEv(ptr addrspace(4) {{[^,]*}} %this)
130//COMMON: @_ZNU3AS41CplERU3AS4KS_(ptr dead_on_unwind noalias writable sret(%class.C) align 4 %agg.result, ptr addrspace(4) {{[^,]*}} %this
131#define TEST(AS)             \
132  __kernel void test##AS() { \
133    AS C c;                  \
134    int i = c.get();         \
135    C c1(c);                 \
136    C c2;                    \
137    c2 = c1;                 \
138  }
139
140TEST(__local)
141
142// COMMON-LABEL: @test__local
143
144// Test that we don't initialize an object in local address space.
145// EXPL-NOT: call spir_func void @_ZNU3AS41CC1Ev(ptr addrspace(4) addrspacecast (ptr addrspace(3) @_ZZ11test__localE1c to ptr addrspace(4)))
146
147// Test the address space of 'this' when invoking a method.
148// COMMON: call spir_func noundef i32 @_ZNU3AS41C3getEv(ptr addrspace(4) {{[^,]*}} addrspacecast (ptr addrspace(3) @_ZZ11test__localE1c to ptr addrspace(4)))
149
150// Test the address space of 'this' when invoking copy-constructor.
151// COMMON: [[C1GEN:%[.a-z0-9]+]] = addrspacecast ptr %c1 to ptr addrspace(4)
152// EXPL: call spir_func void @_ZNU3AS41CC1ERU3AS4KS_(ptr addrspace(4) {{[^,]*}} [[C1GEN]], ptr addrspace(4) noundef align 4 dereferenceable(4) addrspacecast (ptr addrspace(3) @_ZZ11test__localE1c to ptr addrspace(4)))
153// IMPL:  call void @llvm.memcpy.p0.p4.i32(ptr {{.*}}%c1, ptr addrspace(4) {{.*}}addrspacecast (ptr addrspace(3) @_ZZ11test__localE1c to ptr addrspace(4)), i32 4, i1 false)
154
155// Test the address space of 'this' when invoking a constructor.
156// EXPL: [[C2GEN:%[.a-z0-9]+]] = addrspacecast ptr %c2 to ptr addrspace(4)
157// EXPL: call spir_func void @_ZNU3AS41CC1Ev(ptr addrspace(4) {{[^,]*}} [[C2GEN]])
158
159// Test the address space of 'this' when invoking assignment operator.
160// COMMON: [[C1GEN:%[.a-z0-9]+]] = addrspacecast ptr %c1 to ptr addrspace(4)
161// COMMON: [[C2GEN:%[.a-z0-9]+]] = addrspacecast ptr %c2 to ptr addrspace(4)
162// EXPL: call spir_func noundef align 4 dereferenceable(4) ptr addrspace(4) @_ZNU3AS41CaSERU3AS4KS_(ptr addrspace(4) {{[^,]*}} [[C2GEN]], ptr addrspace(4) noundef align 4 dereferenceable(4) [[C1GEN]])
163// IMPL: call void @llvm.memcpy.p4.p4.i32(ptr addrspace(4) {{.*}}[[C2GEN]], ptr addrspace(4) {{.*}}[[C1GEN]]
164
165TEST(__private)
166
167// COMMON-LABEL: @test__private
168
169// Test the address space of 'this' when invoking a constructor for an object in non-default address space
170// EXPL: [[CGEN:%[.a-z0-9]+]] = addrspacecast ptr %c to ptr addrspace(4)
171// EXPL: call spir_func void @_ZNU3AS41CC1Ev(ptr addrspace(4) {{[^,]*}} [[CGEN]])
172
173// Test the address space of 'this' when invoking a method.
174// COMMON: [[CGEN:%[.a-z0-9]+]] = addrspacecast ptr %c to ptr addrspace(4)
175// COMMON: call spir_func noundef i32 @_ZNU3AS41C3getEv(ptr addrspace(4) {{[^,]*}} [[CGEN]])
176
177// Test the address space of 'this' when invoking a copy-constructor.
178// COMMON: [[C1GEN:%[.a-z0-9]+]] = addrspacecast ptr %c1 to ptr addrspace(4)
179// COMMON: [[CGEN:%[.a-z0-9]+]] = addrspacecast ptr %c to ptr addrspace(4)
180// EXPL: call spir_func void @_ZNU3AS41CC1ERU3AS4KS_(ptr addrspace(4) {{[^,]*}} [[C1GEN]], ptr addrspace(4) noundef align 4 dereferenceable(4) [[CGEN]])
181// IMPL: call void @llvm.memcpy.p0.p4.i32(ptr {{.*}}%c1, ptr addrspace(4) {{.*}}[[CGEN]]
182
183// Test the address space of 'this' when invoking a constructor.
184// EXPL: [[C2GEN:%[.a-z0-9]+]] = addrspacecast ptr %c2 to ptr addrspace(4)
185// EXPL: call spir_func void @_ZNU3AS41CC1Ev(ptr addrspace(4) {{[^,]*}} [[C2GEN]])
186
187// Test the address space of 'this' when invoking a copy-assignment.
188// COMMON: [[C1GEN:%[.a-z0-9]+]] = addrspacecast ptr %c1 to ptr addrspace(4)
189// COMMON: [[C2GEN:%[.a-z0-9]+]] = addrspacecast ptr %c2 to ptr addrspace(4)
190// EXPL: call spir_func noundef align 4 dereferenceable(4) ptr addrspace(4) @_ZNU3AS41CaSERU3AS4KS_(ptr addrspace(4) {{[^,]*}} [[C2GEN]], ptr addrspace(4) noundef align 4 dereferenceable(4) [[C1GEN]])
191// IMPL:  call void @llvm.memcpy.p4.p4.i32(ptr addrspace(4) {{.*}}[[C2GEN]], ptr addrspace(4) {{.*}}[[C1GEN]]
192
193// Test that calling a const method from a non-const method does not crash Clang.
194class ConstAndNonConstMethod {
195public:
196  void DoConst() const {
197  }
198
199  void DoNonConst() {
200    DoConst();
201  }
202};
203